NEW YORK, Oct 9 (Reuters) - Global equities and the eurofell on Tuesday on concerns over the U.S. earnings outlook and astark warning from the IMF about global growth, while oil roseon escalating tensions in the Middle East.

Government debt prices rose in a bid for safety as anxietyamong investors picked up on the International Monetary Fund'sgloomier picture of the global economy. The uncertain outlookfor Spain and Greece added to concerns.

Equity investors were also in a cautious mood as theyawaited the kickoff of the quarterly earnings season, due tostart in earnest after the market close with the release ofresults by aluminum maker Alcoa.

"The tone of the market still feels greatly uncertain as wehead into earnings season in the United States, and indeed themarket is now focusing its attention that way as it seeks outbad news wherever it can find it," said Brad Bechtel, managingdirector at Faros Trading in Stamford, Connecticut.

Disappointing results could weigh on equity prices and theeuro. Stocks and the euro move together 90 percent of the time,Reuters data showed, with the euro rising as stocks gain.

The Dow Jones industrial average was down 82.31points, or 0.61 percent, at 13,501.34. The Standard & Poor's 500Index was down 11.29 points, or 0.78 percent, at1,444.59. The Nasdaq Composite Index was down 45.46points, or 1.46 percent, at 3,066.89.

The benchmark 10-year U.S. Treasury note was up6/32 in price to yield 1.7115 percent.

The euro fell 0.5 percent to $1.2902. The U.S. DollarIndex rose 0.43 percent at 79.881.

Spanish bond yields rose after euro zone finance ministerssaid on Monday that Madrid did not need a bailout yet, adding touncertainty about when the country will ask for aid, somethingwidely seen as inevitable.

Concern about Greece also resurfaced after European CentralBank chief Mario Draghi told the European Parliament Committeethat Greece has made progress on reforming its economy, but hasmore work to do.

"Some things have improved in the last to two or threemonths, but I think the road ahead is still long and it'suphill," Draghi said.

The IMF, one of Greece's main lenders, said in a reportthat Athens would miss the five-year debt reduction target thatis a condition for the country's 130 billion euro bailout.

Oil rose as fears Syria's civil war could drag in neighborsreinforced existing concerns about supply security from theongoing dispute between Iran, Israel and the West over Tehran'snuclear program.

Brent futures rose $1.44 to $113.26 a barrel. U.S.crude climbed $1.40 to $90.73, also rebounding after twoconsecutive sessions of declines.

Copper prices steadied on expectations for furtherpro-growth policies from top consumer China, but later slippedas risk assets sold off.

Benchmark copper on the London Metal Exchange wasdown 0.2 percent at $8,165 a tonne.